Prem Watsa's position in ATS . is currently worth $62.7 Million. That's 3.54% of their equity portfolio (8th largest holding). The investor owns 2.13% of the outstanding ATS . stock. The first ATS . trade was made in Q2 2023. Since then Prem Watsa bought shares two more times and sold shares on one occasions. The investor's estimated purchase price is $75.5 Million, resulting in a loss of 17%.